those lost in the bombings, krystle campbell is one of them, she was remembered during a memorial service today and as the service began, which took place nearly seven miles from the marathon finish line, police officers lined the street to salute the casket bearing her remains. lingzi lu, the graduate student from china who friends say was passionate about math and took delight in the little things in life is also being remembered tonight. those who were injured are struggling to recover. tonight, 50 people remain in the hospital, including the transit officer who was wounded in the firefight with the tsarnaev brothers on thursday night. many of the dozen or so survivors who have endured amputations are being consoled by war veterans, which is just an incredible thing, who are telling them that their love of life doesn't have to perish with the limbs that they have lost. a group of runners who didn't get to finish the marathon last monday did today, symbolically carrying the torch for those who could not. and finally this evening, the fbi officially turned boylston street back over to th